diff --git a/jms b/jms
index cd9ad396d2bb5e8e2cdc9efa3ce1baf3eb075481..0c2ae8fd32a9fc7239aba2d420316243f7709c70 100755
--- a/jms
+++ b/jms
@@ -108,8 +108,7 @@ def is_running(s, unlink=True):
     pid_file = get_pid_file_path(s)
 
     if os.path.isfile(pid_file):
-        with open(pid_file, 'r') as f:
-            pid = get_pid(s)
+        pid = get_pid(s)
         if check_pid(pid):
             return True